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  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/DimensionDomain-Subsidiaries" xlink:title="Dimension Domain: Subsidiaries">
    <documentation>Used for definition of members of dimension.  Enables identification of values for all subisidiaries and individual subsidiaires</documentation>
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_TotalSubsidiariesGroupUndertakings" xlink:label="uk-gaap-pt_TotalSubsidiariesGroupUndertakings" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_OtherSubsidiariesGroupUndertakings" xlink:label="uk-gaap-pt_OtherSubsidiariesGroupUndertakings" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalSubsidiariesGroupUndertakings" xlink:to="uk-gaap-pt_OtherSubsidiariesGroupUndertakings" order="1" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_NotApplicable" xlink:label="uk-gaap-pt_NotApplicable" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalSubsidiariesGroupUndertakings" xlink:to="uk-gaap-pt_NotApplicable" order="2" use="optional" />
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/DimensionDomain-Joint-Ventures" xlink:title="Dimension Domain: Joint-Ventures">
    <documentation>Used for definition of members of dimension.  Enables identification of values for all joint-ventures and individual joint-ventures.</documentation>
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_TotalJoint-ventures" xlink:label="uk-gaap-pt_TotalJoint-ventures" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_OtherJoint-ventures" xlink:label="uk-gaap-pt_OtherJoint-ventures" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalJoint-ventures" xlink:to="uk-gaap-pt_OtherJoint-ventures" order="1" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_NotApplicable" xlink:label="uk-gaap-pt_NotApplicable" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalJoint-ventures" xlink:to="uk-gaap-pt_NotApplicable" order="2" use="optional" />
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/DimensionDomain-Associates" xlink:title="Dimension Domain: Associates">
    <documentation>Used for definition of members of dimension.  Enables identification of values for all associates and individual associates.</documentation>
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_TotalAssociates" xlink:label="uk-gaap-pt_TotalAssociates" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_OtherAssociates" xlink:label="uk-gaap-pt_OtherAssociates" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAssociates" xlink:to="uk-gaap-pt_OtherAssociates" order="1" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_NotApplicable" xlink:label="uk-gaap-pt_NotApplicable" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAssociates" xlink:to="uk-gaap-pt_NotApplicable" order="2" use="optional" />
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/DimensionDomain-BusinessSegments" xlink:title="Dimension Domain: Business Segments">
    <documentation>Used for definition of members of dimension.  Enables identification of values for all business segments and individual business segments</documentation>
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_TotalBusinessSegments" xlink:label="uk-gaap-pt_TotalBusinessSegments" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_OtherBusinessSegments" xlink:label="uk-gaap-pt_OtherBusinessSegments" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalBusinessSegments" xlink:to="uk-gaap-pt_OtherBusinessSegments" order="1" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_NotApplicable" xlink:label="uk-gaap-pt_NotApplicable" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalBusinessSegments" xlink:to="uk-gaap-pt_NotApplicable" order="2" use="optional" />
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/DimensionDomain-GeographicSegments" xlink:title="Dimension Domain: Geographic Segments">
    <documentation>Used for definition of members of dimension.  Enables identification of values for all geographic segments and individual geographic segments</documentation>
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_TotalGeographicSegments" xlink:label="uk-gaap-pt_TotalGeographicSegments" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_OtherGeographicSegments" xlink:label="uk-gaap-pt_OtherGeographicSegments" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalGeographicSegments" xlink:to="uk-gaap-pt_OtherGeographicSegments" order="1" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_NotApplicable" xlink:label="uk-gaap-pt_NotApplicable" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalGeographicSegments" xlink:to="uk-gaap-pt_NotApplicable" order="2" use="optional" />
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/DimensionDomain-OperatingActivities" xlink:title="Dimension Domain: Operating Activities">
    <documentation>Used for definition of members of dimension.  Enables distinction of operations into existing, acquisitions, continuing and discontinued</documentation>
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_TotalForAllOperatingActivities" xlink:label="uk-gaap-pt_TotalForAllOperatingActivities" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_ContinuingOperationsIncludingAcquisitions" xlink:label="uk-gaap-pt_ContinuingOperationsIncludingAcquisitions" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalForAllOperatingActivities" xlink:to="uk-gaap-pt_ContinuingOperationsIncludingAcquisitions" order="1" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_Acquisitions" xlink:label="uk-gaap-pt_Acquisitions" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalForAllOperatingActivities" xlink:to="uk-gaap-pt_Acquisitions" order="2" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_ContinuingOperationsExcludingAcquisitions" xlink:label="uk-gaap-pt_ContinuingOperationsExcludingAcquisitions" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalForAllOperatingActivities" xlink:to="uk-gaap-pt_ContinuingOperationsExcludingAcquisitions" order="3" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_DiscontinuedOperations" xlink:label="uk-gaap-pt_DiscontinuedOperations" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalForAllOperatingActivities" xlink:to="uk-gaap-pt_DiscontinuedOperations" order="4" use="optional" />
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/DimensionDomain-ExceptionalItems" xlink:title="Dimension Domain: Exceptional Items">
    <documentation>Used for definition of members of dimension.  Enables distinction of Income / P&amp;L items between exceptional items related sub-totals</documentation>
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_TotalAfterAnyAdjustmentsForExceptionalItems" xlink:label="uk-gaap-pt_TotalAfterAnyAdjustmentsForExceptionalItems" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_RelatedExceptionalItems" xlink:label="uk-gaap-pt_RelatedExceptionalItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAfterAnyAdjustmentsForExceptionalItems" xlink:to="uk-gaap-pt_RelatedExceptionalItems" order="1" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_TotalBeforeAnyAdjustmentsForExceptionalItems" xlink:label="uk-gaap-pt_TotalBeforeAnyAdjustmentsForExceptionalItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAfterAnyAdjustmentsForExceptionalItems" xlink:to="uk-gaap-pt_TotalBeforeAnyAdjustmentsForExceptionalItems" order="2" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_NotApplicable" xlink:label="uk-gaap-pt_NotApplicable" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAfterAnyAdjustmentsForExceptionalItems" xlink:to="uk-gaap-pt_NotApplicable" order="3" use="optional" />
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/DimensionDomain-ExceptionalItemsAndAmortisation" xlink:title="Dimension Domain: Exceptional Items and Amortisation">
    <documentation>Used for definition of members of dimension.  Enables distinction of Income / P&amp;L items between exceptional items, related amortisation and related sub-totals</documentation>
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_TotalAfterAnyAdjustmentsForAmortisationImpairmentExceptionalItems" xlink:label="uk-gaap-pt_TotalAfterAnyAdjustmentsForAmortisationImpairmentExceptionalItems" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_RelatedExceptionalItemsAmortisationImpairmentGoodwillIntangibleAssets" xlink:label="uk-gaap-pt_RelatedExceptionalItemsAmortisationImpairmentGoodwillIntangibleAssets" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAfterAnyAdjustmentsForAmortisationImpairmentExceptionalItems" xlink:to="uk-gaap-pt_RelatedExceptionalItemsAmortisationImpairmentGoodwillIntangibleAssets" order="1" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_RelatedExceptionalItemsAmortisationGoodwillIntangibleAssets" xlink:label="uk-gaap-pt_RelatedExceptionalItemsAmortisationGoodwillIntangibleAssets" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAfterAnyAdjustmentsForAmortisationImpairmentExceptionalItems" xlink:to="uk-gaap-pt_RelatedExceptionalItemsAmortisationGoodwillIntangibleAssets" order="2" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_RelatedExceptionalItems" xlink:label="uk-gaap-pt_RelatedExceptionalItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAfterAnyAdjustmentsForAmortisationImpairmentExceptionalItems" xlink:to="uk-gaap-pt_RelatedExceptionalItems" order="3" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_RelatedAmortisationGoodwillIntangibleAssets" xlink:label="uk-gaap-pt_RelatedAmortisationGoodwillIntangibleAssets" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAfterAnyAdjustmentsForAmortisationImpairmentExceptionalItems" xlink:to="uk-gaap-pt_RelatedAmortisationGoodwillIntangibleAssets" order="4" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_RelatedAmortisationIntangibleAssetsExcludingGoodwill" xlink:label="uk-gaap-pt_RelatedAmortisationIntangibleAssetsExcludingGoodwill" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAfterAnyAdjustmentsForAmortisationImpairmentExceptionalItems" xlink:to="uk-gaap-pt_RelatedAmortisationIntangibleAssetsExcludingGoodwill" order="5" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_RelatedAmortisationGoodwill" xlink:label="uk-gaap-pt_RelatedAmortisationGoodwill" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAfterAnyAdjustmentsForAmortisationImpairmentExceptionalItems" xlink:to="uk-gaap-pt_RelatedAmortisationGoodwill" order="6" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_RelatedAmortisationImpairmentGoodwillIntangibleAssets" xlink:label="uk-gaap-pt_RelatedAmortisationImpairmentGoodwillIntangibleAssets" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAfterAnyAdjustmentsForAmortisationImpairmentExceptionalItems" xlink:to="uk-gaap-pt_RelatedAmortisationImpairmentGoodwillIntangibleAssets" order="7" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_RelatedAmortisationImpairmentGoodwill" xlink:label="uk-gaap-pt_RelatedAmortisationImpairmentGoodwill" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAfterAnyAdjustmentsForAmortisationImpairmentExceptionalItems" xlink:to="uk-gaap-pt_RelatedAmortisationImpairmentGoodwill" order="8" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_RelatedImpairmentIntangibleAssets" xlink:label="uk-gaap-pt_RelatedImpairmentIntangibleAssets" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAfterAnyAdjustmentsForAmortisationImpairmentExceptionalItems" xlink:to="uk-gaap-pt_RelatedImpairmentIntangibleAssets" order="9" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_TotalBeforeAnyAdjustmentsForAmortisationImpairmentExceptionalItems" xlink:label="uk-gaap-pt_TotalBeforeAnyAdjustmentsForAmortisationImpairmentExceptionalItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAfterAnyAdjustmentsForAmortisationImpairmentExceptionalItems" xlink:to="uk-gaap-pt_TotalBeforeAnyAdjustmentsForAmortisationImpairmentExceptionalItems" order="10" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_NotApplicable" xlink:label="uk-gaap-pt_NotApplicable" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalAfterAnyAdjustmentsForAmortisationImpairmentExceptionalItems" xlink:to="uk-gaap-pt_NotApplicable" order="11" use="optional" />
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/DimensionDomain-AcquisitionAssetsLiabilities" xlink:title="Dimension Domain: Acquisition Assets and Liabilities">
    <documentation>Used to represent standard breakdown of acquisition assets and liabilities.</documentation>
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_TotalForAllAcquisitions" xlink:label="uk-gaap-pt_TotalForAllAcquisitions" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_TotalSubsidiariesGroupUndertakings" xlink:label="uk-gaap-pt_TotalSubsidiariesGroupUndertakings" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalForAllAcquisitions" xlink:to="uk-gaap-pt_TotalSubsidiariesGroupUndertakings" order="1" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_TotalJoint-ventures" xlink:label="uk-gaap-pt_TotalJoint-ventures" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalForAllAcquisitions" xlink:to="uk-gaap-pt_TotalJoint-ventures" order="2" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_TotalAssociates" xlink:label="uk-gaap-pt_TotalAssociates" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalForAllAcquisitions" xlink:to="uk-gaap-pt_TotalAssociates" order="3" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_BookValue" xlink:label="uk-gaap-pt_BookValue" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalForAllAcquisitions" xlink:to="uk-gaap-pt_BookValue" order="4" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_FairValueAdjustment" xlink:label="uk-gaap-pt_FairValueAdjustment" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalForAllAcquisitions" xlink:to="uk-gaap-pt_FairValueAdjustment" order="5" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_Revaluation" xlink:label="uk-gaap-pt_Revaluation" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalForAllAcquisitions" xlink:to="uk-gaap-pt_Revaluation" order="6" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_AccountingPolicyAlignmentAdjustment" xlink:label="uk-gaap-pt_AccountingPolicyAlignmentAdjustment" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalForAllAcquisitions" xlink:to="uk-gaap-pt_AccountingPolicyAlignmentAdjustment" order="7" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_OtherSignificantAdjustments" xlink:label="uk-gaap-pt_OtherSignificantAdjustments" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_TotalForAllAcquisitions" xlink:to="uk-gaap-pt_OtherSignificantAdjustments" order="8" use="optional" />
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/DimensionDomain-ProvisionsClasses" xlink:title="Dimension Domain: Provisions Classes">
    <documentation>Used for definition of members of dimension.  Enables identification of values for all classes of provisions. </documentation>
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_AllProvisions" xlink:label="uk-gaap-pt_AllProvisions" xlink:title="definition: AllProvisions to ProvisionsForPensionsSimilarObligations" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_ProvisionsForPensionsSimilarObligations" xlink:label="uk-gaap-pt_ProvisionsForPensionsSimilarObligations" xlink:title="definition: AllProvisions to ProvisionsForPensionsSimilarObligations" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_AllProvisions" xlink:to="uk-gaap-pt_ProvisionsForPensionsSimilarObligations" xlink:title="definition: AllProvisions to ProvisionsForPensionsSimilarObligations" order="1" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_ProvisionsForDefinedBenefitPensionSchemes" xlink:label="uk-gaap-pt_ProvisionsForDefinedBenefitPensionSchemes" xlink:title="definition: AllProvisions to ProvisionsForDefinedBenefitPensionSchemes" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_AllProvisions" xlink:to="uk-gaap-pt_ProvisionsForDefinedBenefitPensionSchemes" xlink:title="definition: AllProvisions to ProvisionsForDefinedBenefitPensionSchemes" order="2" use="optional" />
    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_ProvisionsForDefinedContributionPensionSchemes" xlink:label="uk-gaap-pt_ProvisionsForDefinedContributionPensionSchemes" xlink:title="definition: AllProvisions to ProvisionsForDefinedContributionPensionSchemes" />
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    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_IncreaseDecreaseInFairValueIncludedInIncomeStatement" xlink:label="uk-gaap-pt_IncreaseDecreaseInFairValueIncludedInIncomeStatement" />
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    <documentation>Defines dimensions / hypercube for full set of income data dimensions:  operating activities, exceptional items, amortisation of goodwill and related items, joint-ventures, associates, segments and consolidated totals.
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    <documentation>Defines dimensions / hypercube for consolidation and operating activities</documentation>
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  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/Hypercube-OperatingActivities" xlink:title="Hypercube: Operating Activities">
    <documentation>Defines dimensions / hypercube for operating activities.</documentation>
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    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_TotalForAllOperatingActivities" xlink:label="uk-gaap-pt_TotalForAllOperatingActivities" />
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    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_RestatementsDimension" xlink:label="uk-gaap-pt_RestatementsDimension" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="uk-gaap-pt_OperatingActivitiesHypercube" xlink:to="uk-gaap-pt_RestatementsDimension" order="2" use="optional" />
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  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/Hypercube-OperatingActivities" xlink:title="Hypercube: Operating Activities">
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  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/PrimaryItems-OperatingActivities" xlink:title="Primary Items Operating Activities">
    <documentation>Groups items which use operating activities dimension</documentation>
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    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_OperatingActivitiesHypercube" xlink:label="uk-gaap-pt_OperatingActivitiesHypercube" />
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    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="uk-gaap-pt_ItemsInheritingOperatingActivitiesDimension" xlink:to="uk-gaap-pt_IncomeItemsInheritingOperatingActivitiesDimension" xlink:title="definition: ItemsInheritingOperatingActivitiesDimension to IncomeItemsInheritingOperatingActivitiesDimension" order="2" use="optional" />
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    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_ContinuingDiscontinuedOperationsFree-textComment" xlink:label="uk-gaap-pt_ContinuingDiscontinuedOperationsFree-textComment" xlink:title="definition: IncomeItemsInheritingOperatingActivitiesDimension to ContinuingDiscontinuedOperationsFree-textComment" />
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  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/Hypercube-Joint-Ventures" xlink:title="Hypercube-Joint-Ventures">
    <documentation>Defines dimensions / hypercube for joint-ventures</documentation>
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    <loc xlink:type="locator" xlink:href="uk-gaap-pt-2008-01-15.xsd#uk-gaap-pt_RestatementsDimension" xlink:label="uk-gaap-pt_RestatementsDimension" />
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  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/Hypercube-Joint-Ventures" xlink:title="Hypercube-Joint-Ventures">
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    <documentation>Defines dimensions / hypercube for basic business segments</documentation>
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  <definitionLink xlink:type="extended" xlink:role="http://www.xbrl.org/uk/role/Hypercube-FixedAssetInvestmentLoans" xlink:title="Hypercube: Fixed Asset Investment Loans">
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    <documentation>Groups items which use fixed asset investment loans dimensions</documentation>
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